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    <script>
        //1、数组解构
        let  a  =  1,
             b  =  2,
             c  =  3
            //console.log(a, b, c)
            // ES6
        let  [x,  y,  z]  =   [1,  2,  3]
        //console.log(x, y, z)

        //2、对象解构
        let  user  = {
                name: 'Helen',
                age: 18
            }
            // 传统
        let  name1  =  user.name
        let  age1  =  user.age
        console.log(name1,  age1)
            // ES6
        let  {
            name,
             age
        }  = user   //注意：结构的变量必须是user中的属性
        console.log(name,  age)
    </script>
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